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Ontario International Airport · ONT

Direct flights from Ontario

33 nonstop destinations. Zero layovers, zero connections — just one hop out of ONT.

33
Nonstop cities
11
Airlines
597
Flights / week
ONT
Your origin

Where one hop gets you

Dashed arcs = nonstop routes from ONT · updates with the day filter
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ONT also serves
Before you go

Parking rates & lots at Ontario International Airport official airport site · www.flyontario.com

Where can you fly nonstop from Ontario (ONT)?

Ontario International Airport (ONT) offers nonstop flights to 33 destinations across the United States, El Salvador and Mexico. The busiest direct routes from ONT are served by Southwest, Frontier, American and SkyWest, with the most frequent nonstop service to Seattle, Phoenix and Denver.

Headed abroad without a connection? ONT has direct international flights to Guadalajara, Silao and Morelia. Use the day filter above to see exactly which routes fly on the day you want to travel. Route data updated July 2026 from observed departures.

Route data updated July 2026 from observed flight departures. Schedules change — always confirm with the airline before booking.